{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Anatomy"], "input": "An image analysis system was also used to quantify the proportion of tumor nuclei with MDM2 staining ( ACIS index ) and staining intensity ."}
{"Anatomy": ["tumor nuclei"]}